Sony STR-K7200 Service Manual - Page 28

Schematic, Diagram, Digital Ab Board 4/5

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STR-K7200 6-13. SCHEMATIC DIAGRAM - DIGITAL AB Board (4/5) - • See page 48 for IC Block Diagrams. 1 2 3 4 5 6 7 A 8 9 10 11 12 13 14 (Page 24) MAIN F BOARD (3/3) CN350 (Page 45) DCDC T CONVERTER BOARD CN4102 (Page 47) U STANDBY BOARD CNP913 (Page 24) MAIN L BOARD (3/3) CN941 CNP504 6P CNP512 3P CNP505 10P R1260 1k 6 FRONT A RY 5 SW PREOUT RY 4 FRONT B RY (NC) 3 C/SUR/SB_RY 2 HP RY 1 HP_DETECT 1 DGND 2 +6.3V 3 +4.1V 1 +15V 2 NC 3 R2 GND (NC) 4 POWER_RY 5 STANDBY GND 6 STOP (AC-OFF-DET) 7 STANDBY (+9V) 8 SUB-T (CEC) 9 +7V (R4) 10 GND (R4) B ANTENNA FM 757 COAXIAL AM C TUNER (FM/AM) D CNS508 9P L_CH 1 VCC 2 R_CH 3 GND 4 SD 5 CE 6 DI 7 CLK 8 DO 9 DIGITAL AB BOARD (4/5) R1261 1k 13 64 DIGITAL AB BOARD (1/5) (Page 25) E CNS509 7P V_SW4 1 V_SW3 2 F R V_SW2 3 VIDEO BOARD CNS271 (Page 41) V_SW1 4 COMP_S1 5 COMP_S2 6 PS (V-MUTE) 7 G 18 111 110 DIGITAL AB BOARD (2/5) (Page 26) H FB1113 R1468 8.2k R1367 4.7k IC1902 +9V REGULATOR IC1902 TA7809S 3 O 9 G 2 1 I 16. 1 C1914 47 25V C1913 0.47 D1112 MA2J1110GLS0 D1107 MA2J1110GLS0 D1111 MA2J1110GLS0 D1108 MA2J1110GLS0 C1120 0. 1 D1001 1SR154-400TE-25 C1021 0.47 IC1904 +3.3V REGULATOR IC1904 BA33BC0T 3 1 VCC OUT 7. 1 GND 3.3 2 C1022 470 10V IC1031 BA50BC0FP-E2 3 1 VCC OUT 6.3 GND 5 C1031 2 0.47 50V C1032 470 10V IC1031 +5V REGULATOR 21 DIGITAL AB BOARD (5/5) (Page 29) IC B/D IC1013 +3.3V REGULATOR IC1013 SI-3033KM-TL 12345 C1185 22 50V R1120 0 C1086 0. 1 C1187 100 10V 137 138 139 140 141 142 143 144 145 146 147 148 149 151 152 153 154 156 157 158 159 160 161 162 163 164 5 E 3. 8 VIN GND 3. 3 VOUT 3. 3 SENSE 165 166 167 R1802 100 168 170 171 172 15 16 W1000-W1001 CNS503 7P 1 XMDACMS 2 XMDACMC 3 XMDACMD1 4 XMDBPOWER 5 XMMOXMI 6 XMMIXMO 7 XMRESET 22 DIGITAL AB BOARD (1/5) (Page 25) P XM BOARD CN101 (Page 33) 19 114 DIGITAL AB BOARD (3/5) (Page 27) STR-K7200 28 28

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STR-K7200
STR-K7200
28
28
• See page 48 for IC Block Diagrams.
6-13. SCHEMATIC
DIAGRAM
- DIGITAL AB Board (4/5) -
IC B/D
(3/5)
19
DIGITAL
AB BOARD
AB BOARD
DIGITAL
22
(1/5)
CN101
BOARD
XM
P
AB BOARD
(1/5)
13
DIGITAL
AB BOARD
(2/5)
18
DIGITAL
R
CNS271
VIDEO
BOARD
CN350
(3/3)
BOARD
MAIN
F
CN4102
T
CONVERTER
DCDC
BOARD
(3/3)
CN941
L
MAIN
BOARD
BOARD
U
STANDBY
CNP913
(5/5)
DIGITAL
AB BOARD
21
3.3
7.1
5
6.3
5
3.8
3.3
3.3
16.1
9
1
2
3
3P
CNP512
DGND
+6.3V
+4.1V
1k
R1260
8.2k
R1468
0.47
C1021
MA2J1110GLS0
D1111
VCC
GND
OUT
BA50BC0FP-E2
IC1031
3
1
2
1
2
3
4
5
SI-3033KM-TL
IC1013
E
VIN
GND
VOUT
SENSE
50V
22
C1185
4.7k
R1367
1SR154-400TE-25
D1001
0
R1120
0.1
C1086
25V
47
C1914
MA2J1110GLS0
D1107
C1120
0.1
FB1113
100
R1802
1
2
3
4
5
6
7
8
9
9P
CNS508
L_CH
VCC
R_CH
GND
SD
CE
DI
CLK
DO
50V
0.47
C1031
10V
100
C1187
1k
R1261
MA2J1110GLS0
D1108
0.47
C1913
10V
470
C1032
10V
470
C1022
1
2
3
4
5
6
7
7P
CNS503
XMDACMS
XMDACMC
XMDACMD1
XMDBPOWER
XMMOXMI
XMMIXMO
XMRESET
MA2J1110GLS0
D1112
1
3
4
5
6
7
8
9
10
10P
CNP505
+15V
2
NC
R2 GND (NC)
POWER_RY
STANDBY GND
STOP (AC-OFF-DET)
STANDBY (+9V)
SUB-T (CEC)
+7V (R4)
GND (R4)
1
2
3
4
5
6
7
7P
CNS509
V_SW4
V_SW3
V_SW2
V_SW1
COMP_S1
COMP_S2
PS (V-MUTE)
VCC
GND
OUT
BA33BC0T
IC1904
3
1
2
1
2
3
4
5
6
6P
CNP504
HP_DETECT
HP RY
C/SUR/SB_RY
FRONT B RY (NC)
SW PREOUT RY
FRONT A RY
I
O
G
TA7809S
IC1902
1
3
2
+3.3V REGULATOR
IC1013
+3.3V REGULATOR
IC1904
+5V REGULATOR
IC1031
+9V REGULATOR
IC1902
64
111
110
137
138
144
142
140
139
141
143
DIGITAL AB BOARD
(4/5)
114
149
151
157
167
154
171
161
158
145
168
153
172
160
148
170
156
163
165
146
159
164
147
152
166
162
W1000-W1001
(FM/AM)
TUNER
ANTENNA
AM
COAXIAL
FM 75
D
B
16
10
11
F
5
15
3
G
1
12
C
E
H
8
9
6
7
4
13
A
14
2
(Page 25)
(Page 41)
(Page 26)
(Page 24)
(Page 45)
(Page 47)
(Page 24)
(Page 25)
(Page 33)
(Page 27)
(Page 29)